import java.awt.*;

public class Bg {

    //关卡数
    static int level = 1;
    //目标得分
    int goal = level * 15;
    //总分
    static int count = 0;
    //药水数量
    static int waterNum = 3;
    //药水状态，默认F,T表示正在使用
    static boolean waterFlag = false;
    //开始时间
    long startTime;
    //结束时间
    long endTime;
    //药水价格
    int price = (int)(Math.random() * 10);
    //是否进入商店 f 不购买
    boolean shop = false;
    //载入图片
    Image bg = Toolkit.getDefaultToolkit().getImage("imgs/bg.jpg");
    Image bg1 = Toolkit.getDefaultToolkit().getImage("imgs/bg1.jpg");
    Image peo = Toolkit.getDefaultToolkit().getImage("imgs/peo.png");
    Image water = Toolkit.getDefaultToolkit().getImage("imgs/water.png");

    void paintSelf(Graphics g){
        g.drawImage(bg,0,200,null);
        g.drawImage(bg1,0,0,null);
        switch (GameWin.state){
            case 0:
                drawWord(g,80,Color.green,"准备开始",200,400);
                break;
            case 1:
                g.drawImage(peo,310,50,null);
                drawWord(g,30,Color.black,"积分：" + count,30,150);
                //药水组件
                g.drawImage(water,450,40,null);
                drawWord(g,30,Color.black,"*" + waterNum,510,70);
                //关卡数
                drawWord(g,20,Color.black,"第" + level +"关",30,60);
                //目标积分
                drawWord(g,30,Color.black,"目标" + goal,30,110);
                //时间组件
                endTime = System.currentTimeMillis();
                long tim = 20 - (endTime - startTime) / 1000;
                drawWord(g,30,Color.black,"时间：" + (tim > 0 ? tim : 0),520,150);
                break;
            case 2:
                g.drawImage(water,300,400,null);
                drawWord(g,30,Color.black,"价格：" + price,300,500);
                drawWord(g,30,Color.black,"是否购买？",300,550);
                if(shop){
                    count -= price;
                    waterNum++;
                    shop = false;
                    GameWin.state = 1;
                    startTime = System.currentTimeMillis();
                }
                break;
            case 3:
                drawWord(g,80,Color.cyan,"失败",250,350);
                drawWord(g,80,Color.cyan,"积分：" + count,200,450);
                break;
            case 4:
                drawWord(g,80,Color.red,"成功",250,350);
                drawWord(g,80,Color.red,"积分：" + count,200,450);
                break;
            default:
        }


    }
    //t倒计时完成 f正在倒计时
    boolean gameTime(){
        long tim = (endTime - startTime) / 1000;
        if(tim > 20){
            return true;
        }
        else {
            return false;
        }
    }

    //重置元素
    void reGame(){
        //关卡数
        level = 1;
        //目标得分
        goal = level * 15;
        //总分
        count = 0;
        //药水数量
        waterNum = 3;
        //药水状态，默认F,T表示正在使用
        waterFlag = false;
    }

    //绘制字符串
    public static void drawWord(Graphics g,int size,Color color,String str,int x,int y){
        g.setColor(color);
        g.setFont(new Font("仿宋",Font.BOLD,size));
        g.drawString(str,x,y);
    }
}
